BaseFortify

Publication date: 2025-12-01

Last updated on: 2025-12-05

Assigner: Talos

Description

A denial of service vulnerability exists in the Modbus RTU over TCP functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted network packet can lead to denial of service and weaken credentials resulting in default documented credentials being applied to the device. An attacker can send an unauthenticated packet to trigger this vulnerability.

CVSS Scores

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Meta Information

Published

2025-12-01

Last Modified

2025-12-05

Generated

2026-07-07

AI Q&A

2025-12-01

EPSS Evaluated

2026-07-05

NVD

CVE-2025-20085

EUVD

EUVD-2025-200028

Affected Vendors & Products

Vendor	Product	Version / Range
socomec	diris_m-70_firmware	1.6.9
socomec	diris_m-70	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-306	The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Attack-Flow Graph

Executive Summary

This vulnerability is a denial of service issue in the Modbus RTU over TCP functionality of Socomec DIRIS Digiware M-70 version 1.6.9. An attacker can send a specially crafted unauthenticated network packet that causes the device to deny service and also weakens its credentials, causing the device to revert to default documented credentials.

Impact Analysis

The vulnerability can cause denial of service on the affected device, disrupting its normal operation. Additionally, it can weaken the device's credentials, potentially allowing unauthorized access using default documented credentials, which increases the risk of further compromise.

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